A good PCB layout for the MAX16070ETL+ involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the traces connecting the IC to the capacitors and resistors. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
Choose X5R or X7R ceramic capacitors with a voltage rating of at least 2x the maximum input voltage. The capacitance value should be between 1uF to 10uF, depending on the specific application requirements. Ensure the capacitors are placed close to the IC and connected to the correct pins.
The MAX16070ETL+ can handle input voltages up to 28V, but it's recommended to operate within the specified input voltage range of 4.5V to 24V for optimal performance and reliability.
The output voltage of the MAX16070ETL+ can be adjusted by changing the values of the feedback resistors (R1 and R2) according to the formula: Vout = 0.8V x (1 + R2/R1). Ensure that the resistors are 1% tolerance or better to maintain accuracy.
The MAX16070ETL+ can deliver up to 3A of output current, but it's recommended to operate within the specified output current range of 1A to 2A for optimal performance and reliability.
MAX16070ETL+ datasheet
by Maxim Integrated Products
